Year	% of primary school age
1970	16.5074501037598
1971	16.1473808288574
1972	15.6293601989746
1973	14.8161602020264
1974	14.2251996994019
1975	14.046070098877
1976	13.3091602325439
1977	12.3683795928955
1978	11.8058395385742
1979	10.2207202911377
1980	9.80373954772949
1981	8.73643016815186
1982	8.62905979156494
1983	8.64000034332275
1984	8.81896018981934
1985	8.39836978912354
1986	8.65559005737305
1987	8.60367012023926
1988	8.95872974395752
1989	9.74454975128174
1990	9.2806396484375
1991	8.97449970245361
1992	8.20956039428711
1993	7.89507007598877
1994	8.41985034942627
1995	8.51848983764648
1996	8.04059982299805
1997	8.87133026123047
1998	5.73594999313354
1999	4.30116987228394
2000	3.67836999893188
2001	3.62165999412537
2002	3.51688003540039
2003	3.56103992462158
2004	3.89545011520386
2005	2.77045011520386
2006	3.79128003120422
2007	3.5331699848175
2008	2.38218998908997
2009	2.46457004547119
2010	2.82664
2011	2.94997
2012	2.96277
2013	3.14378
2014	3.3763
2015	3.2998
2016	3.30395
2017	3.14924
2018	3.84147